Home / 68,402,778.34-94,402,085.41-37,467,400.90

Finding the Fourth Proportional to 68,402,778.34, 94,402,085.41 and 37,467,400.90

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Solution

The fourth proportional to 68,402,778.34, 94,402,085.41 and 37,467,400.90 is: 51,708,437.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,402,778.34 : 94,402,085.41 = 37,467,400.90 : x
  2. Step 2: Convert to fraction form
    68,402,778.34/94,402,085.41 = 37,467,400.90/x
  3. Step 3: Cross multiply
    68,402,778.34x = 94,402,085.41 × 37,467,400.90
  4. Step 4: Simplify right side
    68,402,778.34x = 3,537,000,779,852,510.50
  5. Step 5: Solve for x
    x = 3,537,000,779,852,510.50/68,402,778.34
  6. Step 6: Final answer
    x = 51,708,437.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.